Evidence row 1774312

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hlgaU2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5ec17298-5c53-4e29-bb43-d3358d98f1ae/.well-known/agent-card.json"
    ]
  ],
  "name": "Brubero",
  "owner_address": "0x1d04d62eee0d1619cb169f22beb89b02b3fda9fc",
  "raw": {
    "agent_id": "9801",
    "agent_uri": "https://centralcity.ai/a/hlgaU2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brubero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/hlgaU2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brubero",
      "registrations": [
        {
          "agentId": 9801,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5ec17298-5c53-4e29-bb43-d3358d98f1ae/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hlgaU2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793550349,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:31:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brubero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/hlgaU2"
}

What the leaf hashes

{"body":"dec5991f73b254a60501b335ae0fc19e04ab168b8a78bc355086264292f5efba","id":1774312,"kind":"listing","method":"sync.erc8004/1","observed_us":1793550664677863,"prev":1774293,"subject":"erc8004:5042:9801","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x6c7ec3229ce248deb7db7ea1a4f6b3d31f75d08c5300ac8e75aa5e6f5f1b577f
2. 0x46897c13b47201f47162386b9fbf85df3b863cb78ea39986dcc2305ed3f3ba1c
3. 0x18380acf953c6f67764204d884de36bbafd40475904e679fc81a2a8eebac090d
4. 0x99f4bfc54e6654114edaf94992d1b37bd32f7f84ea79ea10453c219aa85a786b
5. 0xd4c0e7d5efe48225c2a73520527a751b296ba37913412648f12be201c28b117e
6. 0x27e2cbd25c65f51f54d4d3b003a838f31899174ab779f5a7e4eadaa84643291c
7. 0xc3459973f432f68d8f38258f6400530eea9da24f57c77f1a71a04bdc8a67099c
8. 0xd93f8a8ac371f999d24ab61caed6942605f44a19e52010adf66138ace2e9f812
9. 0x64d619ec5540ac302ce2b481839a26c93e61156bcc4e9d06269feee9c9f74a53
10. 0xb028904a61d0e9a21b0af2d6fcfc845590953625397ca15a918b37752346a6d0
11. 0xa3037a68a0396b8451c7f6975a9b190cc0e6fde79ad1ae174d715254bc6ddb69
12. 0x43057d795266252e61ade4f56b796d022d09002c9399f2392cbf30e568985e6d
13. 0xa13438f39c1dfc140d96305eabe916e6460ab6d540c44fdae98e5b23acc906db
14. 0x6e52ec74954b02fa6342c949413ce6ced87071b172b1bcf0f6191252f67257fa
15. 0x7c66173839ef153f08dfd346f7ea956e9226e1b7ff05bf4c6cf27436953f336b
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90